A handy page to gather everything Unreal related.
Lighting
Recommended resources from Sanjay Kalyan.
'These videos address common issues is the rendering side of Unreal. Setting up Sky Atmosphere is also quite handy to have to help breakdown setting up our lighting environment"
Troubleshooting "Bad First Frame" during rendering by William Faucher
https://youtu.be/lXcerW59onA
Improving Render Quality Pt1 by William Faucher
https://youtu.be/FxvF3zncClA
Improving Render Quality Pt2: by William Faucher
https://youtu.be/2U1wP8sJgfU
Setting up Sky Atmosphere by William Faucher
https://youtu.be/SbxO-Z5rzwk
'This is a step by step set-up guide utilizing the UE documentation as a source; but the fundamentals of asset prep (Lightmass UV resolution and troubleshooting) for CPU lightmass are applicable with GPU lightmass (apart from the GPU lightmass specific bake settings). Specifically at 7:02 he cover's Lightmap UV's'
Bake Lighting FASTER with GPU Lightmass - Unreal Engine 4.26 by William Faucher
https://www.youtube.com/watch?v=hq1WFFF6iD0
'Unreal Engine's YouTube channel is also a treasure trove of Lightmass tutorials
This one is quite good for troubleshooting Lightmap Bleeding'
How to Fix Lightmap Bleeding: Part One | Tips & Tricks | Unreal Engine
https://youtu.be/rO_YJF-lYWI
How to Fix Lightmap Bleeding: Part Two | Tips & Tricks | Unreal Engine
https://youtu.be/Ld_pE3O_Rmg
UE4 Reflection Captures - How-to Use by Ryan Manning
https://youtu.be/KEwZD3hgX2o
